(1231) Auricula
|
Asteroid (1231) auricula |
|
|---|---|
| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Major semi-axis | 2.6700 AU |
| eccentricity | 0.0839 |
| Perihelion - aphelion | 2.446 AU - 2.8939 AU |
| Inclination of the orbit plane | 11.484 ° |
| Sidereal period | 4,363 a |
| Mean orbital velocity | 18.23 km / s |
| Physical Properties | |
| Medium diameter | 22.52 km |
| Dimensions | ? kg |
| Albedo | 0.080 |
| Medium density | ? g / cm³ |
| Rotation period | ? H |
| Absolute brightness | 12,081 mag |
| Spectral class | ? |
| history | |
| Explorer | K. Reinmuth |
| Date of discovery | October 10, 1931 |
| Another name | 1931 TE 2 |
| Source: Unless otherwise stated, the data comes from JPL Small-Body Database Browser . The affiliation to an asteroid family is automatically determined from the AstDyS-2 database . Please also note the note on asteroid items. | |
(1231) auricle is an asteroid of the main belt , which on 10 October 1931 by the German astronomer Karl Wilhelm Reinmuth at Heidelberg State Observatory King chair of the University of Heidelberg was discovered.
The name of the asteroid is derived from the plant species of the auricle .
The initials of the asteroids with the numbers 1227 to 1234, which were all discovered by Reinmuth, together form G STRACKE , the name of the German astronomer and calculator of asteroid orbits Gustav Stracke , who had asked that no asteroid should be named after him (see there).